Definition:Terrestrial Longitude/Also defined as
Jump to navigation
Jump to search
Terrestrial Longitude: Also defined as
Many sources define the (terrestrial) longitude as so many degrees east (or west) from (or of) the Greenwich meridian.
However, the Greenwich meridian has been superseded as the prime meridian by the IERS reference meridian.
Sources
- 1976: W.M. Smart: Textbook on Spherical Astronomy (6th ed.) ... (previous) ... (next): Chapter $\text I$. Spherical Trigonometry: $4$. Terrestrial latitude and longitude.
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): longitude: 1.
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): longitude: 1.
- 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): longitude